<template>
  <div class="app-container">
    <!--工具栏-->
    <div class="head-container">
      <div v-if="crud.props.searchToggle">
        <!-- 搜索 -->
        <el-input v-model="query.name" clearable size="small" placeholder="输入部门名称搜索" style="width: 200px;"
          class="filter-item" @keyup.enter.native="crud.toQuery" />
        <el-date-picker v-model="query.createTime" :default-time="['00:00:00','23:59:59']" type="daterange"
          range-separator=":" size="small" class="date-item" value-format="yyyy-MM-dd HH:mm:ss" start-placeholder="开始日期"
          end-placeholder="结束日期" />
        <el-select v-model="query.enabled" clearable size="small" placeholder="状态" class="filter-item"
          style="width: 90px" @change="crud.toQuery">
          <el-option v-for="item in enabledTypeOptions" :key="item.key" :label="item.display_name" :value="item.key" />
        </el-select>
        <rrOperation :crud="crud" />
      </div>
      <crudOperation :permission="permission" />
    </div>
    <!--表单组件-->
    <el-dialog append-to-body :close-on-click-modal="false" :before-close="crud.cancelCU"
      :visible.sync="crud.status.cu > 0" :title="crud.status.title" width="500px">
      <el-form ref="form" :model="form" :rules="rules" size="small" label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" style="width: 370px;" />
        </el-form-item>
        <el-form-item v-if="form.pid !== 0" label="状态" prop="enabled">
          <el-radio v-for="item in dict.dept_status" :key="item.id" v-model="form.enabled"
            :label="item.value">{{ item.label }}</el-radio>
        </el-form-item>
        <el-form-item v-if="form.pid !== 0" style="margin-bottom: 0;" label="上级部门" prop="pid">
          <treeselect v-model="form.pid" :options="depts" style="width: 370px;" placeholder="选择上级类目" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="text" @click="crud.cancelCU">取消</el-button>
        <el-button :loading="crud.status.cu === 2" type="primary" @click="crud.submitCU">确认</el-button>
      </div>
    </el-dialog>
    <!--表格渲染-->
    <el-table ref="table" v-loading="crud.loading" :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
      default-expand-all :data="crud.data" row-key="id" @select="crud.selectChange" @select-all="crud.selectAllChange"
      @selection-change="crud.selectionChangeHandler">
      <el-table-column :selectable="checkboxT" type="selection" width="55" />
      <el-table-column v-if="columns.visible('name')" label="名称" prop="name" />
      <el-table-column v-if="columns.visible('enabled')" label="状态" align="center" prop="enabled">
        <template slot-scope="scope">
          <el-switch v-model="scope.row.enabled" :disabled="scope.row.id === 1" active-color="#409EFF"
            inactive-color="#F56C6C" @change="changeEnabled(scope.row, scope.row.enabled,)" />
        </template>
      </el-table-column>
      <el-table-column v-if="columns.visible('createTime')" prop="createTime" label="创建日期">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column v-permission="['admin','dept:edit','dept:del']" label="操作" width="130px" align="center"
        fixed="right">
        <template slot-scope="scope">
          <udOperation :data="scope.row" :permission="permission" :disabled-dle="scope.row.id === 1"
            msg="确定删除吗,如果存在下级节点则一并删除，此操作不能撤销！" />
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>

<script>
  import crudDept from '@/api/system/dept'
  import Treeselect from '@riophae/vue-treeselect'
  import '@riophae/vue-treeselect/dist/vue-treeselect.css'
  import CRUD, {
    presenter,
    header,
    form,
    crud
  } from '@crud/crud'
  import rrOperation from '@crud/RR.operation'
  import crudOperation from '@crud/CRUD.operation'
  import udOperation from '@crud/UD.operation'

  // crud交由presenter持有
  const defaultCrud = CRUD({
    title: '部门',
    url: 'api/dept',
    crudMethod: {
      ...crudDept
    }
  })
  const defaultForm = {
    id: null,
    name: null,
    pid: 1,
    enabled: 'true'
  }
  export default {
    name: 'Dept',
    components: {
      Treeselect,
      crudOperation,
      rrOperation,
      udOperation
    },
    mixins: [presenter(defaultCrud), header(), form(defaultForm), crud()],
    // 设置数据字典
    dicts: ['dept_status'],
    data() {
      return {
        depts: [],
        rules: {
          name: [{
            required: true,
            message: '请输入名称',
            trigger: 'blur'
          }]
        },
        permission: {
          add: ['admin', 'dept:add'],
          edit: ['admin', 'dept:edit'],
          del: ['admin', 'dept:del']
        },
        enabledTypeOptions: [{
            key: 'true',
            display_name: '正常'
          },
          {
            key: 'false',
            display_name: '禁用'
          }
        ]
      }
    },
    methods: {
      getDeptDatas(tree, treeNode, resolve) {
        const params = {
          pid: tree.id
        }
        setTimeout(() => {
          crudDept.getDepts(params).then(res => {
            resolve(res.content)
          })
        }, 100)
      },
      // 新增与编辑前做的操作
      [CRUD.HOOK.afterToCU](crud, form) {
        if (form.pid !== null) {
          form.isTop = '0'
        } else if (form.id !== null) {
          form.isTop = '1'
        }
        form.enabled = `${form.enabled}`
        if (form.id != null) {
          this.getSupDepts(form.id)
        } else {
          this.getDepts()
        }
      },
      getSupDepts(id) {
        var data = {
          "pid": id
        };
        crudDept.getDeptSuperior(data).then(res => {
          const date = res.content
          this.buildDepts(date)
          this.depts = date
        })
      },
      buildDepts(depts) {
        depts.forEach(data => {
          if (data.children) {
            this.buildDepts(data.children)
          }
          if (data.hasChildren && !data.children) {
            data.children = null
          }
        })
      },
      getDepts() {
        crudDept.getDepts({
          enabled: true
        }).then(res => {
          this.depts = res.content.map(function(obj) {
            if (obj.hasChildren) {
              obj.children = null
            }
            return obj
          })
        })
      },
      // 获取弹窗内部门数据
      loadDepts({
        action,
        parentNode,
        callback
      }) {
        if (action === LOAD_CHILDREN_OPTIONS) {
          crudDept.getDepts({
            enabled: true,
            pid: parentNode.id
          }).then(res => {
            parentNode.children = res.content.map(function(obj) {
              if (obj.hasChildren) {
                obj.children = null
              }
              return obj
            })
            setTimeout(() => {
              callback()
            }, 100)
          })
        }
      },
      // 提交前的验证
      [CRUD.HOOK.afterValidateCU]() {
        if (this.form.pid !== null && this.form.pid === this.form.id) {
          this.$message({
            message: '上级部门不能为空',
            type: 'warning'
          })
          return false
        }
        if (this.form.isTop === '1') {
          this.form.pid = null
        }
        return true
      },
      // 改变状态
      changeEnabled(data, val) {
        this.$confirm('此操作将 "' + this.dict.label.dept_status[val] + '" ' + data.name + '部门, 是否继续？', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          crudDept.edit(data).then(res => {
            this.crud.notify(this.dict.label.dept_status[val] + '成功', CRUD.NOTIFICATION_TYPE.SUCCESS)
          }).catch(err => {
            data.enabled = !data.enabled
            console.log(err.response.data.message)
          })
        }).catch(() => {
          data.enabled = !data.enabled
        })
      },
      checkboxT(row, rowIndex) {
        return row.id !== 1
      }
    }
  }
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
  ::v-deep .vue-treeselect__control,
  ::v-deep .vue-treeselect__placeholder,
  ::v-deep .vue-treeselect__single-value {
    height: 30px;
    line-height: 30px;
  }
</style>
<style rel="stylesheet/scss" lang="scss" scoped>
  ::v-deep .el-input-number .el-input__inner {
    text-align: left;
  }
</style>
